loop_
_rcsb_struct_link.id
_rcsb_struct_link.vertex_id
_rcsb_struct_link.label_comp_id
_rcsb_struct_link.label_asym_id
_rcsb_struct_link.label_seq_id
_rcsb_struct_link.label_atom_id
_rcsb_struct_link.symmetry
C1 from ARG A 87 NZ1 1_555
C1 to GLU A 92 OE1 1_555
C2 from ARG B 287 N 1_555
C2 to GLY B 292 O 1_555